Home / 14,456,008.80-19,949,917.68-8,653,667.76

Finding the Fourth Proportional to 14,456,008.80, 19,949,917.68 and 8,653,667.76

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Solution

The fourth proportional to 14,456,008.80, 19,949,917.68 and 8,653,667.76 is: 11,942,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456,008.80 : 19,949,917.68 = 8,653,667.76 : x
  2. Step 2: Convert to fraction form
    14,456,008.80/19,949,917.68 = 8,653,667.76/x
  3. Step 3: Cross multiply
    14,456,008.80x = 19,949,917.68 × 8,653,667.76
  4. Step 4: Simplify right side
    14,456,008.80x = 172,639,959,442,070
  5. Step 5: Solve for x
    x = 172,639,959,442,070/14,456,008.80
  6. Step 6: Final answer
    x = 11,942,435.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.